Bunschoten: Gerard Campana Lee vs Thijs Boogaard

Platform comparison

Market context

Gerard Campana Lee and Thijs Boogaard are set to contest a Dutch Open round in Bunschoten, originally slated for 16 July 2026, with the market resolving on who advances. The match was abandoned mid-play when Campana Lee withdrew after the third set, leaving Boogaard as the sole survivor to the quarterfinals [1].

Historically, prediction markets on abandoned tennis matches default to a 50-50 settlement if no winner is determined within seven days, mirroring the clause here. Comparable cases from the 2024 ATP Challenger circuit show that when a player quits due to injury or fatigue, the market often collapses to near-zero implied probability for the withdrawing player before the official resolution, as seen when Campana Lee’s withdrawal was confirmed [1]. The current 0% YES probability reflects this established precedent rather than a fresh assessment of form.

Traders should monitor the Dutch Open’s official schedule for any rescheduling announcements or formal withdrawal confirmations, as the seven-day delay window is the primary catalyst for the 50-50 outcome. The tournament’s website already lists Boogaard in the quarterfinals, suggesting the match will not be replayed [1]. Conditional orders on the platform should be set to trigger only if the tournament committee issues a formal cancellation notice beyond the seven-day threshold, ensuring automated execution aligns with the settlement rules.

Sources: 1

Methodology

Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.

Resolution & payout

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

FAQ

How does resolution work?

Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.

What does Polymarket cost to trade?

Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.

How fast are USDC deposits?

Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.

Do I need to KYC for this market?

On Polymarket directly, no — it's wallet-based. Intermediary brokers like Polymarket Review UK trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.

How reliable are the quoted odds?

The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.